/**
* Verifies configuration
*
* @access public
* @return boolean
* @throws FatalMisconfigurationException
*/
public static function CheckConfig()
{
// check the php version
if (version_compare(phpversion(), '5.4.0') < 0) {
throw new FatalException("The configured PHP version is too old. Please make sure at least PHP 5.4 is used.");
}
// some basic checks
if (!defined('BASE_PATH')) {
throw new FatalMisconfigurationException("The BASE_PATH is not configured. Check if the config.php file is in place.");
}
if (substr(BASE_PATH, -1, 1) != "/") {
throw new FatalMisconfigurationException("The BASE_PATH should terminate with a '/'");
}
if (!file_exists(BASE_PATH)) {
throw new FatalMisconfigurationException("The configured BASE_PATH does not exist or can not be accessed.");
}
if (defined('BASE_PATH_CLI') && file_exists(BASE_PATH_CLI)) {
define('REAL_BASE_PATH', BASE_PATH_CLI);
} else {
define('REAL_BASE_PATH', BASE_PATH);
}
if (!defined('LOGBACKEND')) {
define('LOGBACKEND', 'filelog');
}
if (strtolower(LOGBACKEND) == 'syslog') {
define('LOGBACKEND_CLASS', 'Syslog');
if (!defined('LOG_SYSLOG_FACILITY')) {
define('LOG_SYSLOG_FACILITY', LOG_LOCAL0);
}
if (!defined('LOG_SYSLOG_HOST')) {
define('LOG_SYSLOG_HOST', false);
}
if (!defined('LOG_SYSLOG_PORT')) {
define('LOG_SYSLOG_PORT', 514);
}
if (!defined('LOG_SYSLOG_PROGRAM')) {
define('LOG_SYSLOG_PROGRAM', 'z-push');
}
if (!is_numeric(LOG_SYSLOG_PORT)) {
throw new FatalMisconfigurationException("The LOG_SYSLOG_PORT must a be a number.");
}
if (LOG_SYSLOG_HOST && LOG_SYSLOG_PORT <= 0) {
throw new FatalMisconfigurationException("LOG_SYSLOG_HOST is defined but the LOG_SYSLOG_PORT does not seem to be valid.");
}
} elseif (strtolower(LOGBACKEND) == 'filelog') {
define('LOGBACKEND_CLASS', 'FileLog');
if (!defined('LOGFILEDIR')) {
throw new FatalMisconfigurationException("The LOGFILEDIR is not configured. Check if the config.php file is in place.");
}
if (substr(LOGFILEDIR, -1, 1) != "/") {
throw new FatalMisconfigurationException("The LOGFILEDIR should terminate with a '/'");
}
if (!file_exists(LOGFILEDIR)) {
throw new FatalMisconfigurationException("The configured LOGFILEDIR does not exist or can not be accessed.");
}
if (!file_exists(LOGFILE) && !touch(LOGFILE) || !is_writable(LOGFILE)) {
throw new FatalMisconfigurationException("The configured LOGFILE can not be modified.");
}
if (!file_exists(LOGERRORFILE) && !touch(LOGERRORFILE) || !is_writable(LOGERRORFILE)) {
throw new FatalMisconfigurationException("The configured LOGERRORFILE can not be modified.");
}
// check ownership on the (eventually) just created files
Utils::FixFileOwner(LOGFILE);
Utils::FixFileOwner(LOGERRORFILE);
} else {
define('LOGBACKEND_CLASS', LOGBACKEND);
}
// set time zone
// code contributed by Robert Scheck (rsc)
if (defined('TIMEZONE') ? constant('TIMEZONE') : false) {
if (!@date_default_timezone_set(TIMEZONE)) {
throw new FatalMisconfigurationException(sprintf("The configured TIMEZONE '%s' is not valid. Please check supported timezones at http://www.php.net/manual/en/timezones.php", constant('TIMEZONE')));
}
} else {
if (!ini_get('date.timezone')) {
date_default_timezone_set('Europe/Amsterdam');
}
}
// check if Provisioning is enabled and the default policies are available
if (PROVISIONING) {
if (file_exists(REAL_BASE_PATH . PROVISIONING_POLICYFILE)) {
$policyfile = REAL_BASE_PATH . PROVISIONING_POLICYFILE;
} else {
$policyfile = PROVISIONING_POLICYFILE;
}
ZPush::$policies = parse_ini_file($policyfile, true);
if (!isset(ZPush::$policies['default'])) {
throw new FatalMisconfigurationException(sprintf("Your policies' configuration file doesn't contain the required [default] section. Please check the '%s' file.", $policyfile));
}
}
return true;
}